Motorola MC9S12GC-Family - Manual (Page 55)

Device User Guide — 9S12C128DGV1/D V01.05
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2.2 Signal Properties Summary
Table 2-1 Signal Properties
Pin Name
Function 1
Pin Name
Function 2
Pin Name
Function 3
Power
Domain
Internal Pull
Resistor
Description
CTRL
Reset
State
EXTAL — — VDDPLL NA NA
Oscillator pins
XTAL — — VDDPLL NA NA
RESET — — VDDX None None External reset pin
XFC — — VDDPLL NA NA PLL loop filter pin
TEST VPP — VSSX NA NA Test pin only
BKGD MODC TAGHI VDDX Up Up Background debug, mode pin, tag signal high
PE7 NOACC XCLKS VDDX PUCR Up Port E I/O pin, access, clock select
PE6 IPIPE1 MODB VDDX
While RESET
pin is low: Down
Port E I/O pin and pipe status
PE5 IPIPE0 MODA VDDX
While RESET
pin is low: Down
Port E I/O pin and pipe status
PE4 ECLK — VDDX PUCR
Mode
Dep
1
Port E I/O pin, bus clock output
PE3 LSTRB TAGLO VDDX PUCR
Mode
Dep
(1)
Port E I/O pin, low strobe, tag signal low
PE2 R/W — VDDX PUCR
Mode
Dep (1)
Port E I/O pin, R/W in expanded modes
PE1 IRQ — VDDX PUCR Up Port E input, external interrupt pin
PE0 XIRQ — VDDX PUCR Up Port E input, non-maskable interrupt pin
PA[7:3]
ADDR[15:1/
DATA[15:1]
— VDDX PUCR Disabled Port A I/O pin & multiplexed address/data
PA[2:1]
ADDR[10:9/
DATA[10:9]
— VDDX PUCR Disabled Port A I/O pin & multiplexed address/data
PA[0]
ADDR[8]/
DATA[8]
— VDDX PUCR Disabled Port A I/O pin & multiplexed address/data
PB[7:5]
ADDR[7:5]/
DATA[7:5]
— VDDX PUCR Disabled Port B I/O pin & multiplexed address/data
PB[4]
ADDR[4]/
DATA[4]
— VDDX PUCR Disabled Port B I/O pin & multiplexed address/data
PB[3:0]
ADDR[3:0]/
DATA[3:0]
— VDDX PUCR Disabled Port B I/O pin & multiplexed address/data
PAD[7:0] AN[7:0] — VDDA
PERAD/P
PSAD
Disabled Port AD I/O pins and ATD inputs
PP[7] KWP[7] — VDDX
PERP/
PPSP
Disabled Port P I/O Pins and keypad wake-up
PP[6] KWP[6] ROMCTL VDDX
PERP/
PPSP
Disabled
Port P I/O Pins, keypad wake-up and ROMON
enable.
PP[5] KWP[5] PW5 VDDX
PERP/
PPSP
Disabled Port P I/O Pin, keypad wake-up, PW5 output
PP[4:3] KWP[4:3] PW[4:3] VDDX
PERP/
PPSP
Disabled Port P I/O Pin, keypad wake-up, PWM output